Whisk 2 boxes of pudding with 2 cups of milk for 2 minutes, more or less according to the package directions. Once it is all whisked, fold in the whole container of Cool Whip Lite, a handful of chocolate chips, and a handful of white chocolate chips.
Spread hot fudge in the bottom of the pre-made chocolate graham cracker crust.
Pour the pudding mixture into the prepared pie crust.
Slice a banana into thin slices and arrange on top of the pudding. Sprinkle with additional chocolate chips if desired for desired.